Home / 1,712,402.07-2,364,703.29-1,281,934.86

Finding the Fourth Proportional to 1,712,402.07, 2,364,703.29 and 1,281,934.86

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Solution

The fourth proportional to 1,712,402.07, 2,364,703.29 and 1,281,934.86 is: 1,770,259.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,402.07 : 2,364,703.29 = 1,281,934.86 : x
  2. Step 2: Convert to fraction form
    1,712,402.07/2,364,703.29 = 1,281,934.86/x
  3. Step 3: Cross multiply
    1,712,402.07x = 2,364,703.29 × 1,281,934.86
  4. Step 4: Simplify right side
    1,712,402.07x = 3,031,395,581,007.69
  5. Step 5: Solve for x
    x = 3,031,395,581,007.69/1,712,402.07
  6. Step 6: Final answer
    x = 1,770,259.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.